1. Normal Anatomy, Tissue Artifacts, and Incidental Structures 2. The Uses and Abuses of the Lung Biopsy 3. A Pattern-Based Approach to Diagnosis 4. Congenital, Developmental, and Inherited Disorders 5. Acquired and Idiopathic Disorders in Neonates and Young Children 6. Lung Neoplasms in Infants and Children 7. Vascular Diseases 8. Vasculitides and Other Causes of Pulmonary Hemorrhage 9. Acute Lung Injury 10. Bacterial Diseases 11. Mycobacterial Diseases 12. Fungal Diseases 13. Viral Diseases 14 Human Parasitic Pulmonary Infections 15 Chlamydial, Mycoplasmal, Rickettsial, and Ehrlichial Diseases 16. Idiopathic Interstitial Pneumonias 17. Other Interstitial Lung Diseases 18. Environmental- and Toxin-Induced Lung Diseases 19. Drug Reactions and Other Iatrogenic Pulmonary Diseases 20. Emphysema and Diseases of Large Airways 21. Diseases of Small Airways 22. Lymphoid Lesions of the Lung 23. Uncommon Histiocytic and Dendritic Cell Proliferations 24. Transplantation-Related Lung Pathology 25. Other Non-Neoplastic Focal Lesions, Inclusions, and Depositions sakriti opis